alleryUnlike the Equator, the prime meridian is astronomically what?
AAlways at the poles
BFixed by the stars
CDefined by the Sun
DArbitrary by nature
Answer & Solution
Correct answer: D. Arbitrary by nature
1. The Equator is fixed by the Earth's rotation axis.
2. No natural feature fixes the prime meridian, so it is astronomically arbitrary.
3. That is why countries once used their own capitals.
_Source: Wikipedia, Prime meridian, Lead section_
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